DrJack's BLIPSPOT for: FRI 03/06 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 71.1 - - 73.1 - - - Temp@2m Sfc.Heating - - - - - - 248 - - 119 - - - Sfc.Heating BL Depth - - - - - - 4435 - - 4178 - - - BL Depth Hcrit - - - - - - 5491 - - 4917 - - - Hcrit BL Top - - - - - - 6993 - - 6736 - - - BL Top Hgt.Variab. - - - - - - 3112 - - 4164 - - - Hgt.Variab. W* - - - - - - 427 - - 331 - - - W* B/S - - - - - - 6 - - 5 - - - B/S BL Wind - - - - - - 13 - - 11 - - - BL Wind Direction - - - - - - 238 - - 232 - - - Direction Wind Shear - - - - - - 6 - - 5 - - - Wind Shear Max.Converg - - - - - - -5 - - -4 - - - Max.Converg CLOUDpotent - - - - - - 191 - - -1037 - - - CLOUDpotentl sfcLCL - - - - - - 6802 - - 7774 - - - sfcLCL ODpotential - - - - - - -845 - - -2034 - - - ODpotential blCL - - - - - - 7838 - - 8770 - - - blCL maxRH - - - - - - 90 - - 81 - - - maxRH CAPE - - - - - - 410 - - 270 - - - CAPE Temp@2m - - - - - - 71.1 - - 73.1 - - - Temp@2m DewPt@2m - - - - - - 51.1 - - 48.8 - - - DewPt@2m Temp@Bot - - - - - - 69.1 - - 71.6 - - - Temp@Bot DewPt@Bot - - - - - - 50.5 - - 48.3 - - - DewPt@bot Sfc.Heating - - - - - - 248 - - 119 - - - Sfc.Heating BL Depth - - - - - - 4435 - - 4178 - - - BL Depth EXPERIMENT - - - - - - 61 - - 26 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 8 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96109 34 245 37 270 96109 89007 24 252 29 245 89007 83538 19 261 22 253 83538 79034 12 266 17 247 79034 75194 15 301 13 252 75194 71814 25 292 17 278 71814 68759 27 266 25 297 68759 65955 23 288 31 292 65955 63356 28 280 31 281 63356 60813 30 278 34 270 60813 58131 36 281 41 268 58131 55321 45 280 43 270 55321 52603 52 274 44 274 52603 50124 53 270 49 278 50124 47888 52 270 54 276 47888 45853 51 269 55 270 45853 43983 50 272 51 268 43983 42251 49 276 47 271 42251 40644 44 270 44 275 40644 39154 37 258 39 263 39154 37774 32 244 34 243 37774 36460 30 234 31 232 36460 35138 27 237 28 227 35138 33779 28 239 28 231 33779 32385 30 244 34 235 32385 30934 32 249 30 239 30934 29413 32 254 30 246 29413 27825 29 256 28 247 27825 26167 27 254 26 244 26167 24445 25 249 27 243 24445 22661 25 246 26 248 22661 20809 23 255 23 252 20809 18884 21 256 19 250 18884 16927 21 254 17 246 16927 15043 18 251 16 252 15043 13330 17 252 20 245 13330 11809 16 249 20 226 11809 10454 17 243 19 219 10454 9241 16 238 17 219 9241 8157 15 237 14 223 8157 7189 15*237 12*228 7189 6331 15*237 12*229 6331 5566 14 238 12 230 5566 4877 14 238 12 232 4877 4265 14 238 11 233 4265 3750 13 239 11 233 3750 3353 12 239 10 234 3353 3080 12 239 10 234 3080 2913 11 239 9 234 2913 2817 8 239 7 234 2817 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography